A.1g標(biāo)準(zhǔn)溶液相當(dāng)被測(cè)物的體積(ml) B.1ml標(biāo)準(zhǔn)溶液相當(dāng)被測(cè)物的質(zhì)量(g) C.1g標(biāo)準(zhǔn)溶液相當(dāng)被測(cè)物的質(zhì)量(mg) D.1ml標(biāo)準(zhǔn)溶液相當(dāng)被測(cè)物的體積(ml)
A.鉑坩堝 B.鎳坩堝 C.鐵坩堝 D.石英坩堝
A.1~10% B.0.1~1% C.<0.01% D.<0.001%